TLC5970 Datasheet, PDF (40/48 Pages) Texas Instruments – 3-Channel, 12-Bit, PWM LED Driver with Buck DC/DC Converter and Differential Signal Interface

TLC5970
SBVS140 – MARCH 2010
www.ti.com
SDTA
SDTB
SCKA
SCKB
Input Shift Data
(Internal)
D0
Input Shift Clock
(Internal)
Timing Adjusted Shift Clock
(Internal)
Shift Register Bit 0
(Internal)
D0
Shift Register Bit 39
(Internal)
D39
SDTY D39+
SDTZ D39-
SCKY
SCKZ
D39A+
D39A-
D38A+
D38A-
D37A+
D37A-
D1A+
D1A-
D0A+
D0A-
D39B+
D39B-
D39A
1
1
D38A
2
2
D37A
3
3
D1A
D0A
D39B
40
40
D39A
D38
D38+
D38-
D38A
D37
D37+
D37-
D37A
D36
D1A
D0
D0+
D0-
D0A
D39A
D39A+
D39A-
Figure 32. DSI Timing Mode 2
40
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